<!doctype html>
<html >
    <head>
        <title>每课</title>
        <meta charset="utf-8">
        <meta name="keywords" content="每课" />
        <meta name="description" content="每课"/>
        <meta name="renderer" content="webkit">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta http-equiv="x-rim-auto-match" content="none">
        <meta name="format-detection" content="telephone=no,address=no,email=no">
        <meta name="viewport" content="width=device-width,initial-scale=1,maximum-scale=1,user-scalable=no,viewport-fit=cover">
        <meta name="handheldFriendly" content="true">
        <meta name="apple-mobile-web-app-capable" content="yes">
        <meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
        <meta http-equiv="Cache" content="no-cache">
        <meta http-equiv="Pragma" content="no-cache" />
        <meta http-equiv="Expires" content="0" />
        <style>
            html,body,div,img{
                margin: 0;
                padding: 0;
                user-select:none;
                -webkit-user-select:none;
            }
            .page-500{
                padding: 50px 17px 30px;
            }
            .page-500 img{
                width: 100%;
            }
            .a-link{
                display: block;
                margin: 0 30px;
                height: 45px;
                font-size: 17px;
                color:#999999;
                line-height: 45px;
                text-align: center;
                border:1px solid #C8C8C8;
                border-radius: 45px;
                text-decoration: none;
                -webkit-tap-highlight-color: rgba(240, 243, 244, 0.3);
                user-select:none;
                -webkit-user-select:none;

            }
        </style>
    </head>  
    <body>
        <div class="page-500">
            <img src="{{publicDir}}/image/error/500.jpg" alt="">
        </div>
        <a href="/" class="a-link">返回首页</a>
    </body>  
</html>